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SPX3819S-1.8 from SIPEX

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SPX3819S-1.8

Manufacturer: SIPEX

500mA, Low-Noise LDO Voltage Regulator

Partnumber Manufacturer Quantity Availability
SPX3819S-1.8,SPX3819S18 SIPEX 2500 In Stock

Description and Introduction

500mA, Low-Noise LDO Voltage Regulator The part SPX3819S-1.8 is manufactured by SIPEX.  

**Specifications:**  
- Output Voltage: 1.8V  
- Output Current: 800mA  
- Dropout Voltage: 340mV (typical at 800mA)  
- Input Voltage Range: 2.5V to 6V  
- Line Regulation: 0.05% (typical)  
- Load Regulation: 0.1% (typical)  
- Quiescent Current: 75µA (typical)  
- Operating Temperature Range: -40°C to +85°C  
- Package: SOT-223  

**Descriptions and Features:**  
- Low dropout (LDO) voltage regulator  
- High accuracy output voltage (±1%)  
- Low quiescent current  
- Thermal shutdown and current limit protection  
- Stable with low ESR ceramic capacitors  
- Suitable for battery-powered applications  
- Lead-free and RoHS compliant  

This information is based solely on the manufacturer's datasheet.

Partnumber Manufacturer Quantity Availability
SPX3819S-1.8,SPX3819S18 SP 485 In Stock

Description and Introduction

500mA, Low-Noise LDO Voltage Regulator The part **SPX3819S-1.8** is a low-dropout (LDO) voltage regulator manufactured by **Maxim Integrated (now part of Analog Devices)**.  

### **Specifications:**  
- **Output Voltage:** 1.8V  
- **Maximum Output Current:** 500mA  
- **Dropout Voltage:** 300mV (typical at 500mA)  
- **Input Voltage Range:** 2.2V to 5.5V  
- **Low Quiescent Current:** 50µA (typical)  
- **High PSRR:** 70dB at 1kHz  
- **Thermal Shutdown & Current Limit Protection**  
- **Package:** SOT-223  

### **Descriptions and Features:**  
- Designed for battery-powered applications requiring stable voltage regulation.  
- Low dropout voltage improves efficiency in low-input voltage conditions.  
- Stable with low-ESR ceramic capacitors (≥1µF).  
- Suitable for portable devices, embedded systems, and power-sensitive applications.  
- Includes thermal shutdown and current limit protection for enhanced reliability.  

For detailed electrical characteristics, refer to the official **Maxim Integrated (Analog Devices) datasheet**.

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